Sciences de la Terre et de l'environnement

Article scientifique

Demographics of Eucalyptus grandis and implications for invasion

Alien invasive species can have negative impacts on the functioning of ecosystems. Plantation species such as pines have become serious …

2017 Open Access

Article scientifique

Movement of leopard tortoises in response to environmental and climatic variables in a semi-arid environment

Tortoises (Testudinidae) occur in a wide range of environments, providing important ecosystem functions, such as seed dispersal and refuge in …

2017 Open Access

Article scientifique

First record of the invasive Australian redclaw crayfish Cherax quadricarinatus (von Martens, 1868) in the Crocodile River, Kruger National Park, South Africa

The redclaw crayfish Cherax quadricarinatus (von Martens, 1868), a robust freshwater crayfish native to Australia and Papua New Guinea, has …

2017 Open Access

Article scientifique

A Genetic Screen Reveals Novel Targets to Render Pseudomonas aeruginosa Sensitive to Lysozyme and Cell Wall-Targeting Antibiotics

Pseudomonas aeruginosa is capable of establishing airway infections. Human airway mucus contains a large amount of lysozyme, which hydrolyzes bacterial …

2017 Open Access

Article scientifique

Developing consensus measures for global programs: lessons from the Global Alliance for Chronic Diseases Hypertension research program

BACKGROUND: The imperative to improve global health has prompted transnational research partnerships to investigate common health issues on a larger …

2017 Open Access

Article scientifique

Spatial turnover in host-plant availability drives host-associated divergence in a South African leafhopper (Cephalelus uncinatus)

BACKGROUND: The evolution of reproductive isolation between herbivorous insect populations is often initiated by shifts to novel host-plants, a process …

2017 Open Access

Article scientifique

Ichthyofaunal diversity of the Omo-Turkana basin, East Africa, with specific reference to fish diversity within the limits of Ethiopian waters

The freshwaters of the East African nation of Ethiopia are divided into nine main drainage basins. One of these, the …

2017 Open Access

Article scientifique

Public participation in technological innovation: The case of the Tshulu stove development programme

AbstractThe design of products for developing communities often excludes the end-users in the decision making process. The study aims to …

2017 Open Access

Article scientifique

The use of and obstacles to social learning in climate change adaptation initiatives in South Africa

Global environmental change will have major impacts on ecosystems and human livelihoods while challenging the adaptive capacity of individuals and …

2017 Open Access

Article scientifique

Lion trophy hunting in West Africa: A response to Bouché et al.

Bouche et al. However, their survey techniques are inappropriate for providing precise estimates of lion population size at the scale …

2017 Open Access

Article scientifique

A new genus and species of marine catfishes (Siluriformes; Ariidae) from the upper Eocene Birket Qarun Formation, Wadi El-Hitan, Egypt

Wadi El-Hitan, the UNESCO World Heritage Site, of the Fayum Depression in the northeast part of the Western Desert of …

2017 Open Access

Article scientifique

Contributing to the cultural ecosystem services and human wellbeing debate: a case study application on indicators and linkages

Inadequacies in the indication of cultural ecosystem services (CES) are a hindrance in assessing their comprehensive impacts on human wellbeing. …

2017 Open Access

Article scientifique

The effect of relatedness and pack size on territory overlap in African wild dogs

BACKGROUND: ) packs varies greatly, yet the role of factors potentially affecting the degree of overlap, such as relatedness and …

2017 Open Access

Article scientifique

Geostatistical methods in evaluating spatial variability of groundwater quality in Al-Kharj Region, Saudi Arabia

The analyses of 180 groundwater samples of Al-Kharj, Saudi Arabia, recorded that most groundwaters are unsuitable for drinking uses due …

2017 Open Access

Article scientifique

Identification of dominant hydrogeochemical processes for groundwaters in the Algerian Sahara supported by inverse modeling of chemical and isotopic data

Abstract. Unpublished chemical and isotopic data taken in November 1992 from the three major Saharan aquifers, namely the Continental Intercalaire …

2017 Open Access

Article scientifique

A high space–time resolution dataset linking meteorological forcing and hydro-sedimentary response in a mesoscale Mediterranean catchment (Auzon) of the Ardèche region, France

Abstract. A comprehensive hydrometeorological dataset is presented spanning the period 1 January 2011–31 December 2014 to improve the understanding of …

2017 Open Access

Article scientifique

Wealth, household heterogeneity and livelihood diversification of Fulani pastoralists in the Kachia Grazing Reserve, northern Nigeria, during a period of social transition

BACKGROUND: A mixed methods study was undertaken in the Kachia Grazing Reserve of northern Nigeria. Surveys in March, June and …

2017 Open Access

Article scientifique

Genetic signatures of natural selection in a model invasive ascidian

Invasive species represent promising models to study species' responses to rapidly changing environments. Although local adaptation frequently occurs during contemporary …

2017 Open Access

Article scientifique

Ranging behaviour and habitat preferences of the Martial Eagle: Implications for the conservation of a declining apex predator

Understanding the ranging behaviours of species can be helpful in effective conservation planning. However, for many species that are rare, …

2017 Open Access

Article scientifique

Spatial and temporal analysis of forest cover change in Falgore Game Reserve in Kano, Nigeria

Multi-temporal land-use and land-cover data provides a historical vehicle for determining and evaluating long-term trends in bio-physical landscapes. Land-use and …

2017 Open Access